Basic Info.

Additional Info.

Product Description

Our screw barrels are widely used in extruders, injection molding machine, rubber processing machine, other plastic rubber machine

Screw barrel for rubber &plastic machine

Product name: Injection / extruder machine/screw barrel/ screw barrel assembly part

Key word: Screw barrel, bimetallic screw barrel, extruder screw barrel, screw barrel for injection molding machine, conical or parallel screw barrel,

Material: 38CrMoAlA, SKD11, SKD61, HPT2B, high quality alloy steel, etc

Technology: Nitriding treatment, alloy coating sparying, heat-treatment, etc

Appliance: PE, PVC, PP, etc

Technical index:
Depth of Nitrated Layer: 0.5-0.8mm
Hardness of nitration: 900-1020Hv
Fragility of nitration: Less than grade 1
Surface roughness: Ra 0.4um
Hardness of Cr-coating Layer: ≥ 950Hv
Thickness of Cr-coated Layer: 0.03-0.08mm
Hardness of Bimetallic Layer: HRC55-72
Depth of Bimetallic Layer: >2mm
Used for granulation, PE, PP, PA, PC, ABS, AS, etc

 

SKYPE: vivizhengg